the chip you need is the curtis cem 3396.I had the same problem and
solved it with a new chip.They turn up on ebay from time to time.


oberheim@yahoogroups.com , "leftbrain2002" <Leftbrain@s...> wrote:

>
> My recently acquired Matrix1000 also drops a note (every 6th to be
> exact) in polyphonic mode. I did a test and it seems voice #2 is
> faulty. I've seen postings elsewhere that this is a common

problem

> with these units and a chip needs to be replaced. I know it's a
> Curtis chip but not the type, the number or availablity.
>
> Anyone else know more details
>
> Thanks,
> Dan Levey
>
> --- In oberheim@yahoogroups.com , "eightiescrisis"
> <eightiescrisis@y...> wrote:
> >
> > my matrix 1000 drops voices randomly. not a matter of polyphony,

it

> just drops all the
> > voices played on occasion.
> >
> > any thoughts on why this occurs is it the voice chips, midi,

or

> otherwise
> >
> > thanks